This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: As you think about your research project, you want to ensure the most unbiased and random sample of ... (Read 29 times)

nenivikky

  • Hero Member
  • *****
  • Posts: 516
on: Jun 20, 2018
As you think about your research project, you want to ensure the most unbiased and random sample of respondents possible. To this end, you would choose which of the following survey methods?
 
  a) Telephone interview
 b) In-person interviews
 c) Mailed surveys
 d) Emailed surveys

Question 2

Why is it important to determine how many research participants are needed before conducting a study?
 
  a) To determine powe
 b) To estimate validity
 c) To determine reliability
 d) To estimate precedence


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

olderstudent

  • Sr. Member
  • ****
  • Posts: 339
Reply #1 on: Jun 20, 2018
Answer to Question 1

A

Answer to Question 2

A


nenivikky

  • Hero Member
  • *****
  • Posts: 516
Reply #2 on: Jun 20, 2018
Thank you!


olderstudent

  • Sr. Member
  • ****
  • Posts: 339
Reply #3 on: Jun 20, 2018
Happy to help


« previous next »
 

Did you know?

Historic treatments for rheumatoid arthritis have included gold salts, acupuncture, a diet consisting of apples or rhubarb, nutmeg, nettles, bee venom, bracelets made of copper, prayer, rest, tooth extractions, fasting, honey, vitamins, insulin, snow collected on Christmas, magnets, and electric convulsion therapy.

Did you know?

Essential fatty acids have been shown to be effective against ulcers, asthma, dental cavities, and skin disorders such as acne.

Did you know?

Malaria was not eliminated in the United States until 1951. The term eliminated means that no new cases arise in a country for 3 years.

Did you know?

Asthma cases in Americans are about 75% higher today than they were in 1980.

Did you know?

The immune system needs 9.5 hours of sleep in total darkness to recharge completely.

The U.S. Long-Term Ecological Research (LTER) network. The U.S. Long-Term Ecological Research (LTER) network.
New Research on the Effects of Traumatic Brain Injury (TBI) New Research on the Effects of Traumatic Brain Injury (TBI)
Sample equipment maintenance log. Sample equipment maintenance log.
Sample prescriptions of antibiotics for dental infections. Sample prescriptions of antibiotics for dental infections.
Introduction to Behavioral Research Methods, 6/E Introduction to Behavioral Research Methods, 6/E
If the random variable x is exponentially distributed with parameter λ = 4, then P(x ≤ ... If the random variable x is exponentially distributed with parameter λ = 4, then P(x ≤ ...
Video: Atrial natriuretic peptide (vasodilation) & Aldosterone

For a complete list of videos, visit our video library